ExamDiff is a freeware Windows 95/98/Me/NT/2000/XP/2003/Vista tool for visual file comparison. It has a number of simple and convenient features that many users have been asking for a long time from a file comparison tool.
ExamDiff is a part of a suite of products that includes FtpVC, an FTP based Version Control System that allows joint software development remotely over the Internet.
Key Features
Automatically detects file changes.
One Push re-compare function.
Drag and drop support.
Easy editing of the first and second files, by Spawning an external editor of choice.
Saves the file differences in a standard UNIX DIFF file.
Easy navigation through the differences.
"Search" command.
Fully customizable.
Adjustable pane splitter with Smooth synchronized scrolling.
Extensive command line interface.